diff --git a/src/mame/video/bosco.cpp b/src/mame/video/bosco.cpp
index 7e70800d505..72c3670d2c0 100644
--- a/src/mame/video/bosco.cpp
+++ b/src/mame/video/bosco.cpp
@@ -91,7 +91,6 @@ TILEMAP_MAPPER_MEMBER(bosco_state::fg_tilemap_scan )
 inline void bosco_state::get_tile_info_bosco(tile_data &tileinfo,int tile_index,int ram_offs)
 {
 	uint8_t attr = m_videoram[ram_offs + tile_index + 0x800];
-	tileinfo.category = (attr & 0x20) >> 5;
 	tileinfo.group = attr & 0x3f;
 	tileinfo.set(0,
 			m_videoram[ram_offs + tile_index],
@@ -252,14 +251,10 @@ uint32_t bosco_state::screen_update_bosco(screen_device &screen, bitmap_ind16 &b
 	bitmap.fill(m_palette->black_pen(), cliprect);
 	m_starfield->draw_starfield(bitmap,bg_clip,flip);
 
-	m_bg_tilemap->draw(screen, bitmap, bg_clip, 0,0);
-	m_fg_tilemap->draw(screen, bitmap, fg_clip, 0,0);
-
 	draw_sprites(bitmap,bg_clip,flip);
 
-	/* draw the high priority characters */
-	m_bg_tilemap->draw(screen, bitmap, bg_clip, 1,0);
-	m_fg_tilemap->draw(screen, bitmap, fg_clip, 1,0);
+	m_bg_tilemap->draw(screen, bitmap, bg_clip, 0);
+	m_fg_tilemap->draw(screen, bitmap, fg_clip, 0);
 
 	draw_bullets(bitmap,cliprect,flip);